Table 2: Statistical analysis of the immunohistochemical results for all groups.

 Groups PAX8 WT1 CD56 Ber-EP4 ER Desmin Mean Median Min-max Mean Median Min-max Mean Median Min-max Mean Median Min-max Mean Median Min-max Mean Median Min-max OSC 2.20 2.20 1.45 2.35 2.50 1.00 2.00 2.00 1.0 2.50 3.00 1.00 (1-3) (1-3) (1-3) (1-3) (1-3) (1-1) TSC 2.00 2.37 1.37 2.00 2.12 1.00 2.00 2.50 1.00 2.00 2.30 1.00 (1-3) (1-3) (1-2) (1-3) (1-3) (1-1) ESC 1.00 1.00 1.00 2.25 1.75 1.00 1.00 1.00 1.00 2.00 2.00 1.00 (1-1) (1-1) (1-1) (2-3) (1-2) (1-1) EEC 1.51 1.00 1.06 2.22 2.48 1.00 1.00 1.00 1.00 2.00 3.00 1.00 (1-3) (1-1) (1-2) (1-3) (1-3) (1-1) PSC 2.00 1.33 1.00 3.00 2.66 1.00 2.00 1.00 1.00 3.00 3.00 1.00 (1-3) (1-1) (1-1) (1-3) (2-3) (1-1) PMM 1.25 2.00 1.00 1.00 1.00 1.00 1.00 2.00 1.00 1.00 1.00 1.00 (1-1) (1-3) (1-1) (1-1) (1-1) (1-1) Result KW = 17.97 KW = 77.70 KW = 13.39 KW = 15.39 KW = 14.22 - *p = 0.03 *p = 0.001 *p = 0.020 *p = 0.009 *p = 0.014 -

min-max: minimum-maximum, 1: low or negative, 2: medium, 3: high, *significant if p < 0.05.